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設計・制御
pre-anneal
Japanese: プレアニール
Hold the glass and mold at the same temperature before reaching the maximum casting temperature.
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Pre-annealing is a holding process used to equalize the temperatures of the glass and the mold before raising them to the maximum temperature during casting or similar processes.
Reducing the temperature difference between the mold and the glass helps ensure stability in subsequent processes.
This entry is written in Japanese by Rei Chikaoka and translated for readers outside Japan. If something reads oddly, the original is the source of truth.